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Finding the Fourth Proportional to 173,348.40, 259,849.80 and 79,690.80

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Solution

The fourth proportional to 173,348.40, 259,849.80 and 79,690.80 is: 119,456.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,348.40 : 259,849.80 = 79,690.80 : x
  2. Step 2: Convert to fraction form
    173,348.40/259,849.80 = 79,690.80/x
  3. Step 3: Cross multiply
    173,348.40x = 259,849.80 × 79,690.80
  4. Step 4: Simplify right side
    173,348.40x = 20,707,638,441.84
  5. Step 5: Solve for x
    x = 20,707,638,441.84/173,348.40
  6. Step 6: Final answer
    x = 119,456.76

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